How many 5ps are worth three 10ps and give 2ps?​

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Ofof is a ? a. (1, 2), (1,-2), (3, 2), (3, 4) b. (1,6), (2, ,9), (0,5) c. (0, 2), (2,3), (0, -2), (4,1) d. (2, 4), (0, 2), (2, - 4), (5,3)